6536152516409 has 2 divisors, whose sum is σ = 6536152516410. Its totient is φ = 6536152516408.

The previous prime is 6536152516351. The next prime is 6536152516469. The reversal of 6536152516409 is 9046152516356.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 3703326906409 + 2832825610000 = 1924403^2 + 1683100^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-6536152516409 is a prime.

It is not a weakly prime, because it can be changed into another prime (6536152516469) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3268076258204 + 3268076258205.

It is an arithmetic number, because the mean of its divisors is an integer number (3268076258205).

Almost surely, 2^{6536152516409} is an apocalyptic number.

It is an amenable number.

6536152516409 is a deficient number, since it is larger than the sum of its proper divisors (1).

6536152516409 is an equidigital number, since it uses as much as digits as its factorization.

6536152516409 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 5832000, while the sum is 53.

Subtracting from 6536152516409 its sum of digits (53), we obtain a palindrome (6536152516356).

The spelling of 6536152516409 in words is "six trillion, five hundred thirty-six billion, one hundred fifty-two million, five hundred sixteen thousand, four hundred nine".